Test: Chapter 15 (food And Agriculture)

31 Questions  I  By Dfashauer
Demonstrate knowledge on food and agriculture topics from chapter 15.

  
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1.  Pest populations that damage plants
A.
B.
C.
D.
2.  The results of the green revolution were not entirely positive because
A.
B.
C.
D.
3.  DDT is harmful to the environment because it
A.
B.
C.
D.
4.  Soil that can support the growth of healthy plants is called ____________.
5.  Erosion is most likely when the soil is
A.
B.
C.
D.
6.  The name for a widespread food shortage that results in many people not having enough food is called a(n) ________________.
7.  More energy, water and land are needed to produce a gram of ______________ than to produce a gram of food from plants.
8.  Earth's available arable land is being reduced by
A.
B.
C.
D.
9.  Plowing with machines, irrigating with drip systems and _____________ are all modern agricultural methods.
A.
B.
C.
D.
10.  The accumulation of salts in the soil, which can be caused by irrigation and low rainfall, is called ____________________.
11.  Land on which crops can be grown is called ________________ land.
12.  The amount of a crop produced per hectare (or acre) is called the ____________________.
13.  Which of the following is a good way to reduce salinization?
A.
B.
C.
D.
14.  The health problem caused by not eating enough necessary nutirents is known as ________________.
15.  Land where it is possible to grow crops is called
A.
B.
C.
D.
16.  Irrigation water usually comes from
A.
B.
C.
D.
17.  No-till farming helps to conserve soil fertility because
A.
B.
C.
D.
18.  A(n) _________________ is a prolonged period during which no rain falls in a particular region.
19.  The upper layer of topsoil consisting of rock particles, water, air and organic matter is the ________________.
20.  All of the following factors can cause famines except
A.
B.
C.
D.
21.  Farmland may become desertified if
A.
B.
C.
D.
22.  Which of the following actions contributes to soil erosion?
A.
B.
C.
D.
23.  Products obtained from livestock  include
A.
B.
C.
D.
24.  Which of the following agricultural products requires the least amount of energy?
A.
B.
C.
D.
25.  One potential way to deal with the problem of seafood overharvesting is by intensifying ____________ efforts.
A.
B.
C.
D.
26.  When a farmer uses no-till farming methods,
A.
B.
C.
D.
27.  The diets of people in developed countries tend to be higher in ________________ than diets of people in developing countries.
28.  Genetic engineering of food crops
A.
B.
C.
D.
29.  Which of the following farm practices have been used by farmers only in recent years?
A.
B.
C.
D.
30.  Goats, sheep, cattle and other _______________ are cud-chewing mammals with multi-chambered stomachs.
31.  A true statement about nutritional requirements in humans is that
A.
B.
C.
D.
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